Number of connected labeled T_0-T_4-topologies with n points.
A006059
Number of connected labeled T_0-T_4-topologies with n points.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =9a(4) =76a(5) =1095a(6) =25386a(7) =910161a(8) =49038872a(9) =3885510411a(10) =445110425110
External references
- oeis: A006059